Finding the Fourth Proportional to 168,789.56, 232,952.62 and 97,167.80
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Solution
The fourth proportional to 168,789.56, 232,952.62 and 97,167.80 is: 134,104.82
Step by Step Solution
- Step 1: Write the proportion equation
168,789.56 : 232,952.62 = 97,167.80 : x - Step 2: Convert to fraction form
168,789.56/232,952.62 = 97,167.80/x - Step 3: Cross multiply
168,789.56x = 232,952.62 × 97,167.80 - Step 4: Simplify right side
168,789.56x = 22,635,493,589.64 - Step 5: Solve for x
x = 22,635,493,589.64/168,789.56 - Step 6: Final answer
x = 134,104.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.